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    • MPEC 2004-R34 : 2004 RJ9

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    M.P.E.C. 2004-R34                                Issued 2004 Sept. 8, 12:57 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

                  Supported in part by the Brinson Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2004 RJ9

Observations:
     K04R09J  C2004 09 06.12972 20 28 07.46 +34 55 27.9          19.4   ER034704
     K04R09J  C2004 09 06.14079 20 28 08.22 +34 55 25.9          19.8   ER034704
     K04R09J  C2004 09 06.17371 20 28 10.49 +34 55 18.1          20.2   ER034704
     K04R09J* C2004 09 07.17377 20 29 27.00 +34 51 24.8          19.5   ER034704
     K04R09J  C2004 09 07.18504 20 29 27.82 +34 51 21.5          20.3   ER034704
     K04R09J  C2004 09 07.19627 20 29 28.54 +34 51 17.9          20.0   ER034704
     K04R09J  C2004 09 07.20760 20 29 29.30 +34 51 15.5          20.1   ER034704
     K04R09J  C2004 09 07.21888 20 29 30.10 +34 51 13.3          20.0   ER034704
     K04R09J  C2004 09 07.83564 20 30 17.74 +34 48 23.7                 ER034246
     K04R09J  C2004 09 07.83704 20 30 17.82 +34 48 23.9                 ER034246
     K04R09J  C2004 09 07.83782 20 30 17.90 +34 48 23.7                 ER034246
     K04R09J  C2004 09 07.83918 20 30 18.02 +34 48 24.7                 ER034246
     K04R09J  C2004 09 07.83975 20 30 18.13 +34 48 24.2          19.9 R ER034143
     K04R09J  C2004 09 07.83997 20 30 18.07 +34 48 24.4                 ER034246
     K04R09J  C2004 09 07.84159 20 30 18.21 +34 48 24.1                 ER034246
     K04R09J  C2004 09 07.84869 20 30 18.72 +34 48 22.2          19.8 R ER034143
     K04R09J  C2004 09 07.85408 20 30 19.16 +34 48 20.7          20.8 V ER034151
     K04R09J  C2004 09 07.85566 20 30 19.27 +34 48 19.3          19.4 R ER034A17
     K04R09J  C2004 09 07.85799 20 30 19.43 +34 48 19.7          20.8 V ER034151
     K04R09J  C2004 09 07.85981 20 30 19.54 +34 48 18.9          20.7 V ER034151
     K04R09J  C2004 09 07.86019 20 30 19.58 +34 48 18.4          20.7 V ER034151
     K04R09J  C2004 09 07.91748 20 30 23.66 +34 48 03.1          20.2 R ER034A17
     K04R09J  C2004 09 08.10522 20 30 38.76 +34 47 13.8          19.6 R ER034649
     K04R09J  C2004 09 08.10882 20 30 39.01 +34 47 12.6          19.8 R ER034649
     K04R09J  C2004 09 08.11241 20 30 39.25 +34 47 11.7          19.7 R ER034649
     K04R09J  C2004 09 08.11602 20 30 39.55 +34 47 10.4          19.8 R ER034649
     K04R09J  C2004 09 08.11962 20 30 39.74 +34 47 09.9          19.8 R ER034649
     K04R09J 5C2004 09 08.16620 20 30 43.49 +34 46 58.5          19.8 R ER034673
     K04R09J 5C2004 09 08.17269 20 30 43.94 +34 46 56.7                 ER034673
     K04R09J 5C2004 09 08.17674 20 30 44.22 +34 46 55.6                 ER034673
     K04R09J 5C2004 09 08.18113 20 30 44.51 +34 46 54.4                 ER034673
     K04R09J  C2004 09 08.20292 20 30 45.50 +34 46 46.3          20.7 R ER034734
     K04R09J  C2004 09 08.21692 20 30 46.42 +34 46 41.9          20.2 R ER034734
     K04R09J  C2004 09 08.22263 20 30 46.91 +34 46 39.9          20.1 R ER034734
     K04R09J  C2004 09 08.23854 20 30 48.04 +34 46 35.7          19.9 R ER034734

Observer details:
143 Gnosca.  Observer S. Sposetti.  0.40-m f/4 reflector + CCD.
151 Eschenberg Observatory, Winterthur.  Observer M. Griesser.  0.40-m f/5.8
    Hypergraph + CCD.
246 Klet Observatory-KLENOT.  Observer M. Tichy.  1.06-m KLENOT Telescope
    + CCD.
649 Powell Observatory, Louisburg.  Observers R. Fredrick, R. Trentman.
    0.75-m Newtonian reflector + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m
    reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.
734 Farpoint Observatory.  Observer G. Hug.  0.4-m f/6 Schmidt-Cassegrain
    + CCD.
A17 Guidestar Observatory, Weinheim.  Observers M. Emmerich, S. Melchert.
    0.36-m f/6 Schmidt-Cassegrain + CCD.

Orbital elements:
2004 RJ9
Epoch 2004 Aug. 23.0 TT = JDT 2453240.5                 MPC
M  10.09143              (2000.0)            P               Q
n   0.22515252     Peri.  341.64814     +0.23852413     +0.91445974
a   2.6759922      Node   300.95149     -0.83642949     +0.02240423
e   0.6073897      Incl.   22.40738     -0.49344904     +0.40405623
P   4.38           H   20.0           G   0.15
From 35 observations 2004 Sept. 6-8.

Ephemeris:
2004 RJ9                 a,e,i = 2.68, 0.61, 22                  q = 1.0506
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 09 02    20 22.85   +35 04.9    0.371    1.261   125.4    40.7    20.0
2004 09 12    20 35.67   +34 25.5    0.466    1.330   125.2    38.2    20.5
2004 09 22    20 49.19   +33 06.6    0.565    1.404   124.6    36.0    21.0
2004 10 02    21 03.75   +31 31.6    0.672    1.481   123.5    34.3    21.4
2004 10 12    21 19.27   +29 53.8    0.786    1.560   121.6    33.0    21.8

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-R34

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